Exposure
    
    - ID
- MATIS.2021-11-24T01:53:46.946_1
- Header ID
- MATIS.2021-11-24T01:53:46.946
- Date updated
- 2021-11-24 02:06:35 UTC+0000
- Release date
- 2022-11-24 02:06:35 UTC+0000
- UTC Start
- 2021-11-24 01:53:46.946
- UTC End
- 2021-11-24 01:54:48.956
- MJD Start
- 59542.07901558
- MJD End
- 59542.07973328833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004512
- Ambient temperature (°C)
- 14.72
- Seeing (arcsec)
- 0.97
        Observation
    
    - ID
- 48988
- Category
- science
- Program ID
- 108.229P.001
- Program Title
- THE MYSTERIOUS ORIGIN OF EXTREME DEBRIS DISKS REVEALED BY MID-INFRARED INTERFEROMETRY
- Program Type
- Normal
- PI / COI
- VARGA/ ABRAHAM/ CHEN/ KOSPAL/ SU/ HENNING/ PAWELLEK/ MOOR/ CRUZ-SAENZ DE MIERA/ WHITE/ AUGEREAU/ RATZKA/ WOLF/ PANTIN/ HOGERHEIJDE/ BRUNO/ HOFMANN/ MATTER/ WEIGELT/ DOMINIK/ JAFFE/ SCHERTL/ WATERS/ KLARMANN/ YOFFE/ KOKOULINA/ VAN BOEKEL/ MILLOUR/ PÉRONNE
        Target
    
    - ID
- 36661
- Name
- BD+20_307
- RA
- 28.709969
- DEC
- 21.30613
        Instrument
    
    
        Projected baselines
    
    | Baseline | Length start | Length end | Angle start | Angle end | 
|---|---|---|---|---|
| K0-G2 | 67.9680 | 67.9980 | 273.9000 | 273.8000 | 
| K0-D0 | 89.8650 | 90.0030 | 258.9000 | 258.9000 | 
| K0-J3 | 46.0520 | 45.9670 | 322.0130 | 322.0550 | 
| G2-D0 | 29.9370 | 30.0120 | 222.9000 | 223.0000 | 
| G2-J3 | 50.5790 | 50.7100 | 51.2860 | 51.3110 | 
| D0-J3 | 80.3150 | 80.5230 | 48.1750 | 48.2130 | 
        Header: used keywords
    
    | Key | Value | 
|---|---|
| HIERARCH ESO OBS PROG ID | 108.229P.001 | 
| HIERARCH ESO DPR CATG | SCIENCE | 
| HIERARCH ESO DPR TYPE | OBJECT | 
| MJD-OBS | 59542.07901558 | 
| HIERARCH ESO DPR TECH | INTERFEROMETRY | 
| HIERARCH ESO OBS TARG NAME | BD+20_307 | 
| RA | 28.709969 | 
| DEC | 21.30613 | 
| HIERARCH ESO DET NAME | MATISSE-N | 
| HIERARCH ESO INS DIN NAME | LOW | 
| HIERARCH ESO INS DIN ID | LOW | 
| HIERARCH ESO INS MODE | HYBRID | 
| HIERARCH ESO ISS CONF NTEL | 4 | 
| HIERARCH ESO ISS CONF STATION1 | K0 | 
| HIERARCH ESO ISS CONF STATION2 | G2 | 
| HIERARCH ESO ISS CONF STATION3 | D0 | 
| HIERARCH ESO ISS CONF STATION4 | J3 | 
| EXPTIME | 0.0200088 | 
| HIERARCH ESO DET SEQ1 PERIOD | 0.026 | 
| HIERARCH ESO DET NDIT | 2385 | 
| HIERARCH ESO ISS PBL12 START | 67.968 | 
| HIERARCH ESO ISS PBL12 END | 67.998 | 
| HIERARCH ESO ISS PBLA12 START | 273.9 | 
| HIERARCH ESO ISS PBLA12 END | 273.8 | 
| HIERARCH ESO ISS PBL13 START | 89.865 | 
| HIERARCH ESO ISS PBL13 END | 90.003 | 
| HIERARCH ESO ISS PBLA13 START | 258.9 | 
| HIERARCH ESO ISS PBLA13 END | 258.9 | 
| HIERARCH ESO ISS PBL14 START | 46.052 | 
| HIERARCH ESO ISS PBL14 END | 45.967 | 
| HIERARCH ESO ISS PBLA14 START | 322.013 | 
| HIERARCH ESO ISS PBLA14 END | 322.055 | 
| HIERARCH ESO ISS PBL23 START | 29.937 | 
| HIERARCH ESO ISS PBL23 END | 30.012 | 
| HIERARCH ESO ISS PBLA23 START | 222.9 | 
| HIERARCH ESO ISS PBLA23 END | 223.0 | 
| HIERARCH ESO ISS PBL24 START | 50.579 | 
| HIERARCH ESO ISS PBL24 END | 50.71 | 
| HIERARCH ESO ISS PBLA24 START | 51.286 | 
| HIERARCH ESO ISS PBLA24 END | 51.311 | 
| HIERARCH ESO ISS PBL34 START | 80.315 | 
| HIERARCH ESO ISS PBL34 END | 80.523 | 
| HIERARCH ESO ISS PBLA34 START | 48.175 | 
| HIERARCH ESO ISS PBLA34 END | 48.213 | 
| HIERARCH ESO ISS AMBI TAU0 START | 0.004419 | 
| HIERARCH ESO ISS AMBI TAU0 END | 0.004605 | 
| HIERARCH ESO ISS AMBI TEMP | 14.72 | 
| HIERARCH ESO ISS AMBI FWHM START | 0.97 | 
| HIERARCH ESO ISS AMBI FWHM END | 0.97 |